Color Picker, Contrast & Harmony Generator

Pick colors from images, explore harmonies, and verify WCAG contrast — all with copy-ready CSS values. No uploads, no servers.

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No black-box support tickets. DevUtils.lol is built for you. Report bugs directly to our public repo, or come hang out with other devs in the community.

Frequently Asked Questions

Yes. Upload any image and click anywhere to pick colors. The tool extracts HEX, RGB, and HSL values instantly — all processed locally in your browser.

WCAG (Web Content Accessibility Guidelines) defines minimum contrast ratios between text and background colors. Our tool checks if your color combinations meet AA and AAA standards.

Complementary, analogous, triadic, split-complementary, and tetradic harmonies. Select any base color and instantly see its harmonic palette with CSS-ready values.

Yes. Convert instantly between HEX, RGB, HSL, and CMYK. Each format includes a copy button for quick use in your CSS, design tools, or code.

No. Image processing happens entirely in your browser. Your images never leave your device.

Color Picker — Extract, Contrast & Harmonies - Privacy-First, Offline Developer Tool

Global Architecture: This tool runs entirely in your browser using WebAssembly. Unlike server-side alternatives, your data (JWTs, Logs, SQL) never leaves this device. It works offline and handles massive files (1GB+) bounded only by your RAM.